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Tiramnia greenlandica
Taxonomy
Martinia greenlandica was named by Dunbar (1955).
It was recombined as Tiramnia greenlandica by Grunt (1977), Pavlova et al. (1991).
It was recombined as Tiramnia greenlandica by Grunt (1977), Pavlova et al. (1991).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1955 | Martinia greenlandica Dunbar p. 152 figs. Pl 30, figs 1-8 |
| 1977 | Tiramnia greenlandica Grunt p. 64 figs. Pl 11, figs 4-6 |
| 1991 | Tiramnia greenlandica Pavlova et al. p. 136 figs. Pl 30, figs 13,14,16 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Tiramnia greenlandica Dunbar 1955
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 17.0 |
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013 | |||||
Age range: base of the Kungurian to the top of the Changhsingian or 283.30000 to 251.90200 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | Mongolia | Tiramnia greenlandica (116252 116254) | |
| Roadian | USA (Alaska) | Martinia greenlandica (102560) | |
| Wuchiapingian | Greenland | Martinia greenlandica (107364 107520 107521 107530 107536 107548) | |
| Changhsingian | Greenland | Martinia greenlandica (112727 112734) |